diff --git a/index.ts b/index.ts
index fd7c118..40fa74d 100644
--- a/index.ts
+++ b/index.ts
@@ -184,14 +184,13 @@ export default function sveltePlugin(options?: esbuildSvelteOptions): Plugin {
 
                         try {
                             preprocessResult = await preprocess(
-                              originalSource,
-                              options.preprocess,
-                              {
-                                  filename,
-                              }
+                                originalSource,
+                                options.preprocess,
+                                {
+                                    filename,
+                                }
                             );
-                        }
-                        catch(e: any) {
+                        } catch (e: any) {
                             // if preprocess failed there are chances that an external dependency caused exception
                             // to avoid stop watching those files, we keep the previous dependencies if available
                             if (build.initialOptions.watch && cachedFile) {
diff --git a/test/fixtures/watch-preprocessing/entry.js b/test/fixtures/watch-preprocessing/entry.js
index 5b4c482..bbe8c80 100644
--- a/test/fixtures/watch-preprocessing/entry.js
+++ b/test/fixtures/watch-preprocessing/entry.js
@@ -1,5 +1,5 @@
 import Test from "./external-styles.svelte";
 
 new Test({
-  target: document.body,
+    target: document.body,
 });
diff --git a/test/fixtures/watch-preprocessing/external.scss b/test/fixtures/watch-preprocessing/external.scss
index 7cd741e..3d9a2b2 100644
--- a/test/fixtures/watch-preprocessing/external.scss
+++ b/test/fixtures/watch-preprocessing/external.scss
@@ -1 +1,3 @@
-p { color: red; }
\ No newline at end of file
+p {
+  color: red;
+}
diff --git a/test/watchPreprocessingTest.mjs b/test/watchPreprocessingTest.mjs
index e4ada32..818f0ae 100644
--- a/test/watchPreprocessingTest.mjs
+++ b/test/watchPreprocessingTest.mjs
@@ -11,65 +11,66 @@ const __filename = fileURLToPath(import.meta.url);
 const __dirname = dirname(__filename);
 
 test("Watch and build while preprocess of external dependency succeed and fails", async () => {
+    function _createDeferred() {
+        let resolve = null;
+        let reject = null;
+        const promise = new Promise((_resolve, _reject) => {
+            resolve = _resolve;
+            reject = _reject;
+        });
+        promise.forceResolve = resolve;
+        promise.forceReject = reject;
+        return promise;
+    }
 
-  function _createDeferred() {
-    let resolve = null;
-    let reject  = null;
-    const promise = new Promise((_resolve, _reject) => {
-      resolve = _resolve;
-      reject  = _reject;
-    });
-    promise.forceResolve = resolve;
-    promise.forceReject  = reject;
-    return promise;
-  }
-
-  let count = 0;
-  const firstRebuild = _createDeferred();
-  const secondRebuild = _createDeferred();
+    let count = 0;
+    const firstRebuild = _createDeferred();
+    const secondRebuild = _createDeferred();
 
-  //more advanced
-  const results = await _build({
-    entryPoints: ["./test/fixtures/watch-preprocessing/entry.js"],
-    outdir: "../example/dist",
-    format: "esm",
-    minify: true,
-    bundle: true,
-    splitting: true,
-    write: false, //Don't write anywhere
-    sourcemap: "inline",
-    plugins: [
-      sveltePlugin({
-        preprocess: {
-          style: sass(),
+    //more advanced
+    const results = await _build({
+        entryPoints: ["./test/fixtures/watch-preprocessing/entry.js"],
+        outdir: "../example/dist",
+        format: "esm",
+        minify: true,
+        bundle: true,
+        splitting: true,
+        write: false, //Don't write anywhere
+        sourcemap: "inline",
+        plugins: [
+            sveltePlugin({
+                preprocess: {
+                    style: sass(),
+                },
+            }),
+        ],
+        watch: {
+            onRebuild(err, result) {
+                count++;
+                if (count === 1) {
+                    firstRebuild.forceResolve(err);
+                } else if (count === 2) {
+                    secondRebuild.forceResolve(result);
+                }
+            },
         },
-      }),
-    ],
-    watch: {
-      onRebuild(err, result) {
-        count++;
-        if (count === 1) {
-          firstRebuild.forceResolve(err);
-        }
-        else if (count === 2) {
-          secondRebuild.forceResolve(result);
-        }
-      },
-    },
-  });
+    });
 
-  // write external scss with invalid syntax
-  writeFileSync(`${__dirname}/fixtures/watch-preprocessing/external.scss`, 'p { color: red; }!$%^&*()@$%^@@');
-  const firstRebuildResult = await firstRebuild;
-  assert.ok(firstRebuildResult instanceof Error, 'First build did not fail');
+    // write external scss with invalid syntax
+    writeFileSync(
+        `${__dirname}/fixtures/watch-preprocessing/external.scss`,
+        "p { color: red; }!$%^&*()@$%^@@"
+    );
+    const firstRebuildResult = await firstRebuild;
+    assert.ok(firstRebuildResult instanceof Error, "First build did not fail");
 
-  // write external scss with valid syntax again
-  writeFileSync(`${__dirname}/fixtures/watch-preprocessing/external.scss`, 'p { color: red; }');
-  const secondRebuildResult = await secondRebuild;
-  assert.ok(secondRebuildResult.errors.length === 0, "Second build fail");
+    // write external scss with valid syntax again
+    writeFileSync(`${__dirname}/fixtures/watch-preprocessing/external.scss`, "p { color: red; }");
+    const secondRebuildResult = await secondRebuild;
+    assert.ok(secondRebuildResult.errors.length === 0, "Second build fail");
 
-  // stop watching
-  results.stop();
+    // stop watching
+    results.stop();
 });
 
 test.run();